Back therapy device



FIG. 1 is a front view of a knee therapy device, showing our new design.

FIG. 2 is a rear view thereof.

FIG. 3 is a left side view thereof.

FIG. 4 is a right side view thereof.

FIG. 5 is a top view thereof.

FIG. 6 is a bottom view thereof.

FIG. 7 is a top-front-left perspective view thereof.

FIG. 8 is a bottom-front-right perspective view thereof.

FIG. 9 is a top-rear-right perspective view thereof; and,

FIG. 10 is a bottom-rear-left perspective view thereof.

The broken lines on the pill-shaped element in FIG. 6 and FIG. 8 depict portions of the back therapy device that form no part of the claimed design. All other broken lines are used to depict stitching and patterning and do form part of the claimed design. 

CLAIM The ornamental design for a back therapy device, as shown and described. 